3605 results
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... • Painful • Hair ... Griseofulvin #Kerion #Dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... scalp and facial hair ... universalis (all body hair ... HairLoss #Alopecia #dermatology ... Diagnosis #Algorithm #causes
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
hypopigmentation of hair ... disorders #skin #dermatology ... Diagnosis #Algorithm #causes
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized Hair ... • Congenital hair ... abnormalities - Hair ... Focal #Localized #dermatology ... Diagnosis #Algorithm #causes
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... scalp and facial hair ... universalis (all body hair ... HairLoss #Alopecia #dermatology ... Diagnosis #Algorithm #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
centered around hair ... thick honey-yellow crusts ... Pustular #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
hypopigmentation of hair ... disorders #skin #dermatology ... Diagnosis #Algorithm #causes
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
areas (5-25) ▪ Hair ... resembling rashes caused ... Clinical #Photo #Dermatology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... found in 60% of cases ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
COVID-19 Dermatologic Manifestations 

#covid19 #covidtoes #dermatology #dermatologic #COVID19 #sarscov2 #clinical #skin
COVID-19 Dermatologic ... covid19 #covidtoes #dermatology ... #dermatologic #